The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jul. 03, 2018
Filed:
Jun. 13, 2013
Applicant:
Siemens Aktiengesellschaft, München, DE;
Inventor:
Bernd Prade, Mülheim, DE;
Assignee:
SIEMENS AKTIENGESELLSCHAFT, , DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F23R 3/14 (2006.01); F23R 3/28 (2006.01);
U.S. Cl.
CPC ...
F23R 3/14 (2013.01); F23R 3/286 (2013.01); F23C 2900/07001 (2013.01);
Abstract
A burner having an air supply and a premix channel having an essentially annular cross-section, through which air and fuel flow during operation, and which is formed of an outer shell () and a hub (). A plurality of swirl blades () arranged in the burner extend from the hub () to the outer shell () in a radial direction. Each blade's surface () is provided with a deflection in a radial outer region of the swirl blade (), a downstream flow angle (α) to a main flow direction () increases at least once and decreases at least once in a radial direction at an outflow end () of the deflection surface ().